CVE-2023-1910Network attack vector

Authenticated template-cache flushing via insufficient capability check

Published Jun 9, 2023 · Updated Apr 8, 2026

Improper authorization in Getwid – Gutenberg Blocks 1.8.3 and earlier allows remote authenticated users to flush its template cache. The get_remote_templates REST endpoint accepts subscriber-level requests because its permission check does not require a capability sufficient to manage the cache. Exploitation requires a WordPress account with Subscriber access and alters only the remotely sourced template cache; disclosed template data is public.

CVSS severity4.3
Medium
EPSS probability0.52%
Next 30 days · Sep 16, 2026
Known exploitationUnconfirmed
Based on sourced intelligence
Hinoki checkNot available
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Summary

What happened

Improper authorization in Getwid – Gutenberg Blocks 1.8.3 and earlier allows remote authenticated users to flush its template cache. The get_remote_templates REST endpoint accepts subscriber-level requests because its permission check does not require a capability sufficient to manage the cache. Exploitation requires a WordPress account with Subscriber access and alters only the remotely sourced template cache; disclosed template data is public.

The record

CVE
CVE-2023-1910
Published
Jun 9, 2023
Updated
Apr 8, 2026
Vendor
JetMonsters
Product
Getwid – Gutenberg Blocks
Classifications
CWE-285
Attack vector
network
Privileges
authenticated

Timeline

How it unfolded

  1. Jun 9, 2023CVE publishedPublication date reported by the CVE source.
  2. Apr 8, 2026Record updatedLatest update available in the CVE record.

Exploitability

Present is not the same as exploitable

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Is a vulnerable build present?

Compare these published version ranges with your installed build and any vendor patches.

  1. Affected versionversion=0 <=1.8.3

What conditions does exploitation require?

Attack vectornetwork
Required privilegesauthenticated

What is affected?

JetMonsters · Getwid – Gutenberg Blocksversion=0 <=1.8.3

Published CVSS scores

4.3WordfenceCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N

CVSS describes severity. EPSS estimates exploitation probability.

Attacks

What attackers are doing with it

Daily unique IPs observed by Shadowserver honeypots for known exploited vulnerabilities (KEVs). Missing observations do not establish an absence of attacks.

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No observations available

Sep 9, 2026Sep 15, 2026
Latest reporting daySep 15, 2026
Latest daily unique IPsUnavailable
Prior 30-day averageUnavailable
SourceShadowserver honeypots (KEV)
Vectornetwork
Privilegesauthenticated
Known exploitationUnconfirmed
Public exploitUnconfirmed

Weakness, pattern, technique

CWE-285Improper Authorization

Public exploit references

No public exploit references are available in this record.

Labels summarize the accepted research assessment. They do not indicate a test against your environment.

Technologies

Your stack

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Your stack

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